User manual HANNA INSTRUMENTS HI 38041

[. . . ] Instruction Manual SPECIFICATIONS Range Smallest Increment Analysis Method Sample Size Number of Tests Case Dimensions Shipping Weight 0 to 10. 0 mg/L (ppm) as Fe 0. 2 mg/L (ppm) Fe Colorimetric 5 mL 100 235x175x115 mm (9. 2x6. 9x4. 5") 980 g (34. 6 oz) INSTRUCTIONS READ THE ENTIRE INSTRUCTIONS BEFORE USING THE KIT · Using the plastic pipette, fill each glass vial with 5 mL of sample (up to the mark). · Insert one of the vials into the left hand opening of the checker disc. [. . . ] For best results: Perform the reading three times and take the average value (divide by 3 the sum of the three numbers). Intensely colored samples will make the color matching difficult and they should be adequately treated before performing the test. Suspended matter in large amounts should be removed by prior filtration. Caution: Ultraviolet radiation may cause fading of colors. When not in use, keep the disc protected from light, in a cool and dry place. Interferences: Molybdate and Molybdenum above 50 ppm, calcium above 10000 ppm (as CaCO 3), magnesium above 100000 ppm, chloride above 185000 ppm. www. hannainst. com 09/00 Dear Customer, Thank you for choosing a Hanna Product. Please read the instruction sheet carefully before using the test kit. It will provide you with the necessary information for correct use of the kit. If you need additional information, do not hesitate to e-mail us at tech@hannainst. com. Remove the chemical test kit from the packing material and examine it carefully to make sure that no damage has occurred during shipping. If there is any noticeable damage, notify your Dealer or the nearest Hanna office immediately. Each kit is supplied with: · HI 3834-0 Reagent, packets (100 pcs); · Deionized Water, 1 bottle (500 mL); · 1 checker disc (containing the 38040 disc); · 2 glass vials with caps; · 1 plastic pipette (3 mL); · 1 long plastic pipette. Note: Any damaged or defective item must be returned in its original packing materials. · Use the long plastic pipette to add to the other vial deionized water up to the 10 mL mark. Replace the cap and shake. 10 mL CHEMICAL REACTION Iron can exist as ferrous (Fe2+) or ferric (Fe3+) ions. [. . . ] Standard Methods for the Examination of Water and Wastewater, 16th Edition, pages 215-219. HEALTH AND SAFETY The chemicals contained in this kit may be hazardous if improperly handled. Read the relevant Health and Safety Data Sheet before performing this test. [. . . ]